Siemens 3SK safety switch basic equipment 20F-DI 4F-DQ DC24V 3SK2122-2AA10
Siemens 3SK safety switch basic equipment 20F-DI 4F-DQ DC24V 3SK2122-2AA10 Relays Model Number: 3SK2122-2AA10 SIRIUS safety relay basic unit 3SK2 series 20 F-DI, 4 F-DQ, 2 DQ, 24 V DC Can be parameterized via SIRIUS Safety ES 45 mm width spring-loaded terminal (push-in) up to SIL 3 (IEC 62061) up to performance level e (ISO 13849-1) output expansions 3SK1, coupling relay 3RQ1 and fail-safe motor starters 3RM1 via device connector connectable
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